| Name | Hassler, Emile |
| Date of birth | 1861 ? |
| Date of death | 1937 |
| Remarks | [author note: Herbarium and types: G (Paraguay herbarium (35,000), second largest set at K (7075), other major sets at B (destroyed), P, S, W] Date of birth varies from 1858, 1861 to 1864. |
| ASA Botanist ID | 102946 botanist |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c2fb9171-3149-41c4-bbb8-7b09af7375b3 |
| Variant name | Emile Hassler |
| Variant name | Hassler, Emilio |
| Variant name | Hassler, Émile |
| Author name | Hassler |
| B & P Author Abbrev. | Hassl. |
| Standard/Label Name | E. Hassler |
| Full Name | Hassler, Emile |
| Geography Author | Paraguay, Switzerland |
| Specialty Author | Pteridophytes |
| Specialty Author | Spermatophytes |
| Citation as Author | Authors of Plant Names. Royal Botanic Gardens, Kew |
| Citation as Author | Taxonomic Literature. Second Edition. Utrecht |
| Member of teams/groups | |
| Author in | Addenda Pl. Hassl. |
| Holdings | Search for specimens collected by E. Hassler |
| Collections in | [no date] (34), 1897 (3), 1900 (13), 1901 (16), 1903 (4), 1905 (14), 1907 (22), 1912 (8), 1913 (32), 1916 (1) |
| Collector Teams: | Chodat & Hassler K. Schumann & Hassler |
| Author Teams: | Chodat & Hassler K. Schumann & Hassler |